<script type="text/javascript">
/*onunload =
function(){
alert("onunload run");
}
onload =
function(){
alert("onload run");
}
onbeforeunload =
function(){
alert("onbeforeunload
run");
}*/
//关闭窗口前弹窗
onunload
=function(){
open("http://www.baidu.com","_blank","height=200,width=400,status=yes,toolbar=yes,menubar=yes,location=yes");
}
</script>
原文地址：http://www.cnblogs.com/aineko/p/3776067.html
